At 11 a.m. EST on Monday, 21 February, Live @ AAAS will host a live chat here with Samantha Joye, who has tracked the oil and gas released by BP's well. Joye will be available to discuss the role of microbes in digesting hydrocarbons and how oil has impacted coral and other life on the seafloor.

Submit your questions live on Monday or post them beforehand in the comments section below.